/* *  PCIDEV: PCI host device mapping *  Copyright (C) 2003 Frank Cornelis <fcorneli@pandora.be> * *  This program is free software; you can redistribute it and/or modify *  it under the terms of the GNU General Public License version 2 as  *  published by the Free Software Foundation. * *  This program is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *  GNU General Public License for more details. * *  You should have received a copy of the GNU General Public License *  along with this program; if not, write to the Free Software *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */#ifndef _KERNEL_PCIDEV_H#define _KERNEL_PCIDEV_H#define PCIDEV_MAJOR 240#define PCIDEV_NAME "pcidev"#define PCIDEV_COUNT_RESOURCES 6struct pcidev_find_struct {	unsigned long vendorID;	unsigned long deviceID;	unsigned long bus;	unsigned long device;	unsigned long func;	struct {		unsigned long start;		unsigned long end;		unsigned long flags; // see linux/ioport.h	} resources [PCIDEV_COUNT_RESOURCES];};// we copied these values from linux/ioport.h since these// are not accessible from within user space code#define PCIDEV_RESOURCE_IO 0x100#define PCIDEV_RESOURCE_MEM 0x200struct pcidev_io_struct {	unsigned long address;	unsigned long value;};#define PCIDEV_IOCTL_MAGIC 'p'#define PCIDEV_IOCTL_FIND _IOWR(PCIDEV_IOCTL_MAGIC, 0, struct pcidev_find_struct)#define PCIDEV_IOCTL_READ_CONFIG_BYTE _IOWR(PCIDEV_IOCTL_MAGIC, 1, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_CONFIG_WORD _IOWR(PCIDEV_IOCTL_MAGIC, 2, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_CONFIG_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 3, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_CONFIG_BYTE _IOR(PCIDEV_IOCTL_MAGIC, 4, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_CONFIG_WORD _IOR(PCIDEV_IOCTL_MAGIC, 5, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_CONFIG_DWORD _IOR(PCIDEV_IOCTL_MAGIC, 6, struct pcidev_io_struct)#define PCIDEV_IOCTL_INTERRUPT _IO(PCIDEV_IOCTL_MAGIC, 7)#define PCIDEV_IOCTL_INTERRUPT_TEST _IO(PCIDEV_IOCTL_MAGIC, 8)#define PCIDEV_IOCTL_READ_IO_BYTE _IOWR(PCIDEV_IOCTL_MAGIC, 9, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_IO_WORD _IOWR(PCIDEV_IOCTL_MAGIC, 10, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_IO_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 11, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_IO_BYTE _IOR(PCIDEV_IOCTL_MAGIC, 12, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_IO_WORD _IOR(PCIDEV_IOCTL_MAGIC, 13, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_IO_DWORD _IOR(PCIDEV_IOCTL_MAGIC, 14, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_MEM_BYTE _IOWR(PCIDEV_IOCTL_MAGIC, 15, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_MEM_WORD _IOWR(PCIDEV_IOCTL_MAGIC, 16, struct pcidev_io_struct)#define PCIDEV_IOCTL_READ_MEM_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 17, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_MEM_BYTE _IOR(PCIDEV_IOCTL_MAGIC, 18, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_MEM_WORD _IOR(PCIDEV_IOCTL_MAGIC, 19, struct pcidev_io_struct)#define PCIDEV_IOCTL_WRITE_MEM_DWORD _IOR(PCIDEV_IOCTL_MAGIC, 20, struct pcidev_io_struct)#define PCIDEV_IOCTL_PROBE_CONFIG_DWORD _IOWR(PCIDEV_IOCTL_MAGIC, 21, struct pcidev_io_struct)#ifdef __KERNEL__struct pcidev_struct {	struct pci_dev *dev;	int pid; // send irq signals to this task	struct timer_list irq_timer; // for testing the irq signals	void *mapped_mem [PCIDEV_COUNT_RESOURCES];};#endif // __KERNEL__#endif // _KERNEL_PCIDEV_H